Hyundai Elantra (CN7): ESC (Electronic Stability Control) System / Schematic diagrams

Hyundai Elantra (CN7) 2021-2026 Service Manual / Brake System / ESC (Electronic Stability Control) System / Schematic diagrams

Terminal Function
[EPB None Apply]

PIN No
Desciption
Current
max
min
1
Voltage supply for pump motor
40A
10 MΩ
2
Hazard switch
1.2 mA
250 MΩ
3
-


4
C-CAN HIGH
100 mA
250 MΩ
5
C-CAN LOW
100 mA
250 MΩ
6



7
P-CAN LOW
100 mA
250 MΩ
8
P-CAN High
100 mA
250 MΩ
9
Wheel speed sensor power voltage (RL)
100 mA
250 MΩ
10
Wheel speed sensor power voltage (RR)
100 mA
250 MΩ
11
Wheel speed sensor power voltage (FR)
100 mA
250 MΩ
12
Wheel speed sensor power voltage (FL)
100 mA
250 MΩ
13
Recirculation pump ground
40A
10 MΩ
14
-


15
Clutch Switch (MT Only)
1.2 mA
250 MΩ
16
DBC Switch
1.2 mA
250 MΩ
17
ESP Switch
1.2 mA
250 MΩ
18
-


19
Parking brake switch
1.2 mA
250 MΩ
20
-


21
Wheel speed sensor ground (RL)
40 mA
250 MΩ
22
Wheel speed sensor ground (RR)
40 mA
250 MΩ
23
Wheel speed sensor ground (FR)
40 mA
250 MΩ
24
Wheel speed sensor ground (FL)
40 mA
250 MΩ
25
Voltage supply for solenoid valves
30A
10 MΩ
26
-


27
-


28
- 


29
-


30
Brake lamp switch
1.2 mA
250 MΩ
31
-


32
IGN 1
10mA
50MΩ
33
-


34
HAC / BLA signal output
1.2 mA
250 MΩ
35
ESS signal output
1.2 mA
250 MΩ
36
-


37
Wheel speed sensor output (FR)
50 mA
250 MΩ
38
Ground for solenoid valves and ECU
30A
10 MΩ

[EPB Apply]

PIN No
Desciption
Current
Permit resistance
1
Voltage supply for pump motor
60A
10 MΩ
2
RR EPB motor power
15A
10 MΩ
3
RR EPB motor ground
15A
10 MΩ
4
-
-
-
4
Clutch stroke sensor signal
-
-
5
Local CAN High
40A
250 MΩ
6
Electric parking brake signal 1
20 mA
250 MΩ
7
Electric parking brake signal 2
20 mA
250 MΩ
8
Electric parking brake signal 3
20 mA
250 MΩ
9
Electric parking brake signal 4
20 mA
250 MΩ
10
-
-
-
11
-
-
-
12
RL EPB motor ground
15A
10 MΩ
13
RL EPB motor power
15A
10 MΩ
14
Valves & ECU ground
40A
10 MΩ
15
DBC switch signal
1.2 mA
250 MΩ
16
-


17
ESP OFF switch signal
1.2 mA
250 MΩ
18
N Signal
100 mA
250 MΩ
19
Local CAN High
100 mA
250 MΩ
20
Local CAN Low
100 mA
250 MΩ
21
-


22
P-CAN LOW
100 mA
250 MΩ
23
P-CAN High
100 mA
250 MΩ
24
-


25
Wheel speed sensor supply voltage (RL)
150 mA
250 MΩ
26
Wheel speed sensor supply voltage (RR)
150 mA
250 MΩ
27
Wheel speed sensor supply voltage (FR)
150 mA
250 MΩ
28
Wheel speed sensor supply voltage (FL)
150 mA
250 MΩ
29
-


30
Voltage supply for solenoid valves
40A
10 MΩ
31
-


32
-


33
-


34
Auto holding ON/OFF switch signal
1.2 mA
250 MΩ
35
Brake light switch
1.2 mA
250 MΩ
36
HAC / BLA signal output
1.2 mA
250 MΩ
37
IGN 1
10 mA
50 MΩ
38
ESS signal output
1.2 mA
250 MΩ
39
-


40
-


41
Wheel speed sensor ground (RL)
40 mA
250 MΩ
42
Wheel speed sensor ground (RR)
40 mA
250 MΩ
43
Wheel speed sensor ground (FR)
40 mA
250 MΩ
44
Wheel speed sensor ground (FL)
40 mA
250 MΩ
45
Wheel speed sensor power (FR)
50 mA
250 MΩ
46
Recirculation pump ground
60A
10 MΩ

    Failure Diagnosis1.In principle, ESP and TCS controls are prohibited in case of ABS failure.2.When ESP or TCS fails, only the failed system control is prohibited.

    Components and components location Components[LHD]1. Front - right (FR)2. Rear - left (RL)3. Rear - right (RR)4. Front - left (FL)5. MC26. MC17. ABS control module (HECU)8.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Blower Unit

    Components and components location Component Location1. Blower unit assemblyComponents1. Blower unit assebmly2. Blower upper cover [LH]3. Duct seal4. Blower upper cover [RH]5. Intake actuator6. Air filter cover7. Intake door8. Air filter9. Blower upper case10.

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Rear View Monitor (RVM)

    Description and operation DescriptionRear view camera will activate when the backup light is ON with the ignition switch ON and the shift lever in the R position.This system is a supplemental system that shows behind the vehicle through the AV monitor or the ECM (Reverse Display Room Mirror) mirror while backing-up.

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